Terms & Conditions

General Information:  

  • Departure Times – Hours indicated are times of departure from Gray Line’s Union Station Terminal (Bus level parking garage)

  • Boarding – All tours leave Gray Line’s Union Station Terminal

  • Meals – Meals during tours are not included except where noted, but lunch stops are scheduled on all day tours.

  • Included in Price – The fares shown include transportation, all admission charges, and accommodations as stated on motorcoach tours.  All of our drivers are licensed Washington, DC tour guides.

  • Child Fares – The child fares apply to children ages 3-11 on all motorcoach tours and 5-15 for Big Bus Tours Hop-On Hop-Off tours.

  • Cancellation –  Gray Line reserves the right to cancel or change any tour, schedule, route, or price, and to cancel or substitute tour stops without notice.   Any tour may be cancelled if fewer than ten (10) full fares are sold by scheduled departure time.  Tours will not operate on New Year’s Day, Fourth of July, Thanksgiving Day, and Christmas Day.

  • Rates – All rates are subject to Washington Metropolitan Area Transit Commission approval.

  • Reservations –  Reservations requested for groups of 10 or more.  No eating, drinking, or smoking allowed.

  • Weather – Tours operate rain or shine, Gray Line reserves the right to cancel tours in the event of severe weather conditions.

  • ADA  – While not required, we recommend you provide 48 hours’ notice if a wheelchair accessible coach is required to expedite our service for you.  Please call 1-800-862-1400.

  • Prepaid/Internet vouchers – Customers with prepaid vouchers must bring their printed vouchers with them to Union Station, with the exception of Big Bus Tours.  Those customers can take their Gray Line vouchers to any of the 60 stops for Big Bus and board the bus.
  • Refund Policy- All refunds are subject to a 20% refund fee

Responsibility:  All of the tours on this site will be carried out under the business management of Martz Gray Line Tours of Washington, D.C., Martz Trailways.

Martz Gray Line Tours of Washington, D.C. acts only as an agent for the attractions and is in no way to be considered the principal or the operator of the subject services.  Gray Line shall not be liable for any inconvenience, loss, damage, injury, accident, delay or irregularity which may be occasioned by reason of defect or through the acts of omissions of any company or person performing or rendering the services other than motor coach transportation described on this site.  

The only contract shall be the motorcoach transportation contact ticket when issued and delivered to the passenger, and by acceptance of such ticket, the passenger agrees to the terms thereof.


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Gray Line DC

50 Massachusetts Ave NE,

Washington, DC 20002, USA


(202) 779-9894


[email protected]